🚧 restore db from cache

Author: krmax44

.github/workflows/ci.yml

@@ -24,8 +24,13 @@ jobs:
         python-version: ['3.12', '3.13', '3.14']
     steps:
       - uses: actions/checkout@v4
-      - name: Start Elasticsearch
-        run: docker compose -f compose-dev.yaml up --wait elasticsearch
+      - name: Start services
+        run: docker compose -f compose-dev.yaml up --wait
+      - uses: actions/cache/restore@v5
+        id: db_cache
+        with:
+          path: dump.gz
+          key: ${{ runner.os }}-${{ hashFiles('compose-dev.yaml') }}
       - name: Setup uv
         uses: astral-sh/setup-uv@v6
         with:
@@ -49,16 +54,10 @@ jobs:
       - name: Compile translations
         run: |
           python manage.py compilemessages -i node_modules -l de
+      - name: Restore database
+        if: steps.db_cache.outputs.cache-hit == 'true'
+        run: ./scripts/restore_cached_db.sh
       - name: Run tests
         run: |
           pytest --durations 0 -v -n auto --cov --cov-report= fragdenstaat_de/
           coverage report --format=markdown >> $GITHUB_STEP_SUMMARY
-    services:
-      postgres:
-        image: postgis/postgis:16-3.4
-        env:
-          POSTGRES_USER: fragdenstaat_de
-          POSTGRES_PASSWORD: fragdenstaat_de
-          POSTGRES_DB: fragdenstaat_de
-        ports:
-          - 5432:5432

.github/workflows/database-cache.yml

@@ -4,7 +4,6 @@ on:
   workflow_dispatch:
   schedule:
     - cron: 0 14 * * 0
-  push:
 
 jobs:
   dump:

scripts/restore_cached_db.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+set -e
+
+CPUS=$(nproc --all)
+RESTORE="fds_restore"
+DB_USER="fragdenstaat_de"
+
+gunzip dump.gz
+
+docker compose -f compose-dev.yaml exec db createdb -U $DB_USER -O $DB_USER "$RESTORE"
+docker compose -f compose-dev.yaml exec -T db psql -U $DB_USER -X "$RESTORE" < dump
+
+for i in $(seq 0 $(($CPUS - 1))); do
+    DB_NAME="test_${DB_USER}_gw${i}"
+    echo $DB_NAME
+    docker compose -f compose-dev.yaml exec db psql -U $DB_USER -c "CREATE DATABASE $DB_NAME WITH TEMPLATE $RESTORE OWNER $DB_USER;"
+done